Earth navigational system



April 5, 1966 M. PRESS ETAL 3,244,862

EARTH NAVIGATIONAL SYSTEM 26 Sheets-Sheet 1 Filed Nov. 16, 1959 lnmnlors MART/N PRESS JOSEPH MURG/O 7 Allorm'i' April 5, 1966 M. PRESS ETAL 3,244,862

EARTH NAVIGATIONAL SYSTEM Filed NOV- 16, 1959 Y 26 Sheets-Sheet 2 MA R T/N PRESS JOSEPH MURG/O A Hon 0 April 1966 M. PRESS ETAL. 3,244,862

EARTH NAVIGATIONAL SYSTEM 26 Sheets-Sheet 5 Filed Nov. 16, 1959 0,m y 5Z0. mm m WN /m w w RE 7 AM% J April 5, 1966 M. PRESS ETAL EARTH NAVIGATIONAL SYSTEM Filed Nov. 16, 1959 26 Sheets- Sheet 4 W I N wkkmwmws April 5, 1966 M. PRESS ETAL 3,244,862

EARTH NAVIGATIONAL SYSTEM Filed Nov. 16, 1959 26 Sheets-Sheet 5 FROM 75 FIG. 6b

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FROM 76 AL H44 #00? nsto CLOCK H LI A00 ZALSmAwf-QSZSmA 96 v 057-067" A00 7 m 322 A INVENTORS. FROM 74 MART/Al PRESS ATTORNEY A ril 5, 1966 M. PRESS ETAL 3,244,362

EARTH NAVIGATIONAL SYSTEM Filed Nov. 16, 1959 26 Sheets-Sheet 6 April 5, 1966 M. PRESS mm. 3,

EARTH NAVIGATIONAL SYSTEM Filed Nov. 16, 1959 26 Sheets-Sheet 7 Q E II .m

26 Sheets-Sheet 8 M. PRESS ETAL EARTH NAVIGATIONAL SYSTEM April 5, 1966 Filed Nov. 16, 1959 April 5, 1966 Filed Nov. 16, 1959 M. PRESS ETAL EARTH NAVIGATIONAL SYSTEM 26 Sheets-Sheet 9 ATTORNEY A ril 5, 1966 M. PRESS ETAL 3,244,362

EARTH NAVIGATIONAL SYSTEM Filed Nov. 16, .1959 I 26 Sheets-Sheet 10 C o-%bC'/RCU/7' [39 140 AND MP A AND CIRCUIT A 4 l I Q? cl i k ggzsss 7;, /43 l DEZAY 144 I /4 ozmy & a I O c? @42 9c 02 mom/o l I IBATTEAY T GROUND I l BATTERY 72 Inventors MART/N PRESS JOSEPH MU QG/O A ril 5, 1966 M. PRESS ETAL EARTH NAVIGATIONAL SYSTEM 26 Sheets-Sheet 11 Filed Nov. 16, 1959 April 5, 1966 M. PRESS ETAL EARTH NAVIGATIONAL SYSTEM 26 Sheets-Sheet 12 Filed NOV. 16, 1959 April 5, 1966 M. PRESS ETAL EARTH NAVIGATIONAL SYSTEM 26 Sheets-Sheet 13 Filed Nov. 16, 1959 afi www April 5, 1966 M. PRESS ETAL 3,244,862

EARTH NAVIGATIONAL SYSTEM Filed Nov. 16, 1959 26 Sheets-Sheet 14 r0 I97 4 I 4 F/GJ/b A INVENTORS. MART/N Pfi'Ss' Jose/w Ml/RQVO A T TORNEY 

1. AN INERTIAL NAVIGATION SYSTEM COMPRISING ROTATION SENSORS IN A BODY PRODUCING PULSES REPRESENTING INCREMEANS OF BODY ROTATION IN INERTIAL SPACE, SAID PULSES CONTROLLING GATING DEVICES IN A COMPUTER FOR COMPUTING AND STORING BODY ATTITUDE WITH RESPECT TO AN IMAGINARY REFERENCE FRAME WITH A SECOND COMPUTER COUPLED THERETO AND RESPONSIVE TO INERTIAL SENSORS IN SAID BODY FOR COMPUTING AND STORING BODY POSITION WITH RESPECT OT SAID REFERENCE FRAME, SAID IMAGINARY REFERENCE FRAME AXES ROTATING WITH THE CHANGE OF THE EARTH LATITUDE AND GRAVITY DUE TO THE ROTATION OF THE EARTH AND THE MOVEMENT OF SAID BODY TO REMAIN IN ALIGNMENT WITH SAID EARTH LATITUDE, LONGITUDE AND GRAVITY, DETECTING MEANS COUPLED TO SAID POSITION COMPUTER FOR DETECTING GIVEN INCREMENTAL CHANGES IN REFERENCE FRAME ATTITUDE WITH RESPECT TO INERTIAL SPACE AND PRODUCING PULSES REPRESENTATIVE THEREOF AND MEANS FOR APPLYING SAID PULSES TO SAID GATING DEVICES THEREBY ALTERING SAID STORED BODY ATTITUDE IN SOMEWHAT THE SAME 